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Colour zoning in ruby from Mong-Shu, Burma
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Inclusions of hematite in aquamarine, Tanzania
Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil
Fluid inclusions in quartz with bituminous daughter minerals, China
Two-phase inclusion in amethyst, Brazil
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania

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